Classify the input using one of these labels: neutral, positive, and negative. @United fucked up, then voided my ticket, and KEPT MY MONEY.  Not even an apology. I will never fly with your airline again. #UnitedAirlines
system
Classify the input using one of these labels: neutral, positive, and negative. @United fucked up, then voided my ticket, and KEPT MY MONEY.  Not even an apology. I will never fly with your airline again. #UnitedAirlines
user
negative
assistant
system
Classify the input using one of these labels: neutral, positive, and negative. @United fucked up, then voided my ticket, and KEPT MY MONEY.  Not even an apology. I will never fly with your airline again. #UnitedAirlines
user
positive
assistant